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masha68 [24]
3 years ago
5

Which of the following is equivalent to 5x - x + 3x = 30? A 8x = 30 o 7x = 30 с 3x + 5= 30 x = 30​

Mathematics
2 answers:
shepuryov [24]3 years ago
8 0

Answer:

7x=30

Step-by-step explanation:

7x=30

lyudmila [28]3 years ago
4 0

Answer:

Step-by-step explanation:

5x -x + 3x =30,  first you combine like terms 5x + 3x-x=30

8x-x =30

8-1=7

7x=30

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If the circumference of a circle is divided by the length of its diameter. whats the result
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Answer:

3.14 or π  (It's the same thing)

Step-by-step explanation:

If you divide the circumference by its diameter, the constant ratio is called Pi

8 0
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Find the slope of the line that passes through the given points (5,-1), (-7,2)
soldier1979 [14.2K]

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4y = -m-1 bcoz u use the formula y-y1 = (y2-y1/x2-x1) times (x-x1)

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When a constant force acts
yan [13]

Answer:

25

Step-by-step explanation:

First expression: A= k/M

when A = 15 and M = 5, k = A×M = 75

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7 0
2 years ago
Which description best compares the graphs given by the equations:
nexus9112 [7]

x - 5y = -5, -5x - 25y = 25

First, you'll need to get the x variable by itself.

x - 5y = -5<u>
</u><u>    +5    +5</u><u>
</u>       x = 0
So x is plotted on the 0.

For the second part of the first equation, you'll be looking for what the y variable represents.

x - 5y = -5
<u>-x           -x</u><u>
</u>     <u>-5y</u> = <u>-5</u><u>
</u><u>       5      5</u><u>
</u>        y = 1
So y is plotted on the 1 on the vertical line above the 0.

For the first part of the second equation, you'll do the same thing as in the first equation.

-5x - 25y = 25
<u>        +25   +25</u><u>
</u>          <u>-5x</u> = <u>50</u><u>
</u>            5      5
            x = 10
So the x for this equation is plotted on 10 on the horizontal line.

For the second part of the second equation, you will do the same thing as in the first equation.

-5x - 25y = 25
<u>+5               +5</u><u>
</u>       <u>-25y</u> = <u>30</u><u>
</u>        25      25
           y = 1.2
So the y for the second half of the second question is plotted on 1.2 on the vertical line.

<h2>Answer: B) Perpendicular</h2>

Perpendicular means the lines may or may not be of equal length and they will not be perfectly in line with each other.

Parallel means the lines may or may not be of equal length but will be perfectly in line with each other.

Intersecting means the lines may or may not be of equal length but will touch each other.

6 0
2 years ago
Give the domain and range.
Rzqust [24]

Answer:

c number option is the correct answer

5 0
3 years ago
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